CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS (Parts 400–471) > PART 458—CARBON BLACK MANUFACTURING POINT SOURCE CATEGORY > SUBPART B—Carbon Black Thermal Process Subcategory (§458.20 to §458.26) > 458.20—Applicability: description of the carbon black thermal process subcategory.

458.20—Applicability: description of the carbon black thermal process subcategory.

The provisions of this subpart are applicable to discharges resulting from the production of carbon black by the thermal process.
The provisions of this subpart are applicable to discharges resulting from the production of carbon black by the thermal process.